Revert "t0lte: mediaserver needs dir perms also."

This reverts commit 2cdbb85ec4b6b65ea316c63a40773bbaf2755e61.
Revert "t0lte: allow mediaserver to rw /data/ISP_CV for camera and to access exynos-mem"

This reverts commit 37816680ae87eb64759334bdee23514bf10c64d6.

Conflicts:
	rootdir/init.smdk4x12.rc

Remove SELINUX stuff from init.target.rc

Change-Id: I45792a07fc50e71f1948fd1aa9894c948cfdbcf4
Revert "SELinux Policies: t0lte family"

This reverts commit 78a966a467efd8966f674e665bff8101518eb8d5.

Conflicts:
	rootdir/init.smdk4x12.rc

Remove SELINUX stuff from init.target.rc

Change-Id: Id4cf2dc1dd9ed464e874f91c5a220320a502ee8e